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Composite photograph showing the appearances of B. hominis and C. mesnili in slides prepared by each of the four fixation and staining methods under study. (a) B. hominis, PVA. (b) B. hominis, PF. (c) B. hominis, EC. (d) B. hominis, PS. (e) C. mesnili, PVA. (f) C. mesnili, PF. (g) C. mesnili, EC. (h) C. mesnili, PS. Magnification, ×750.
